以下为句子列表：
英文: China Telecom has pushed the construction of base fiber transmission network, extending services including all the country-level above cities and most of the towns in the south areas, which settled up the IP-based wideband network and the introduction of
中文: 中国电信在“十五”期间大力推进了以光纤为主的基础传输网建设，努力拓展光缆网络的覆盖范围，光缆目前已经通达南方地区所有县级以上城市及绝大部分乡镇，为中国电信未来基于IP的宽带网络的发展和新技术的引入奠定了基础。
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